9. Show your mathematical set-up and answer for the gram formula mass of NaCl2 C1=36x2=7 70 10. Writ the empirical formula for: H3O12 11. A compound with an empirical formula of CH2 has a molecular mass of 42 amu. What is the molecular formula? 12. Calculate the percent composition for oxygen in baking soda, NaHCO3(gram-formula mass of baking soda is 84g/mol)?

9. Show your mathematical set-up and answer for the gram formula mass of NaCl2 C1=36x2=7 70 10. Writ the empirical formula for: H3O12 11. A compound with an empirical formula of CH2 has a molecular mass of 42 amu. What is the molecular formula? 12. Calculate the percent composition for oxygen in baking soda, NaHCO3(gram-formula mass of baking soda is 84g/mol)?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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